General

  • Target
    WildForest.zip
  • Size 3.9MB
  • Sample261014-cr1jxae12n
  • SHA256 640d9049b887f846824f51a547612de6553897f5c3e221c39f6a019b8bb6086a
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • quasar

Attributes
  • encryption_key

    E81FFEB3A3DCF76E98295D2AB109A5C458CB3159

  • key_salt

    5a23f8394640cb9e40658446a04c0bbae82dc93d0470e1b2a406a90fd2520382

  • reconnect_delay

    3000

Targets

    • Target
      WildForest.zip
    • Size 3.9MB
    • SHA256 640d9049b887f846824f51a547612de6553897f5c3e221c39f6a019b8bb6086a
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    1/10
    • Target
      Language/English.ini
    • Size 5KB
    • SHA256 81bb53649e80a4e3d7c94dd5b93000e1bc743041bd646229cca3540912cc353c
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    3/10
    • Target
      Language/Language_0406.ini
    • Size 5KB
    • SHA256 cb0a2edc23dadd3b53d9c05df34086d782730e51a1ce00069895b99bdb2f5ea5
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    3/10
    • Target
      Language/Language_0407.ini
    • Size 5KB
    • SHA256 97008c56e1a5980dcde5bc5401673133e01abb31ca45f2a42392340d74cd8175
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    3/10
    • Target
      Language/Language_0408.ini
    • Size 5KB
    • SHA256 7c40821d7cbaf86c9f1bb5b0a3ce32d70ed8c8828a4929296c590e1e4e9e821c
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    3/10
    • Target
      Language/Language_040a.ini
    • Size 5KB
    • SHA256 657e24d400a0177df3e719e2b4fa111cb7959c38e8c08514aa401df3010d09ba
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    3/10
    • Target
      Language/Language_0413.ini
    • Size 5KB
    • SHA256 cbd5ee0f791a0177efe631d21da6c1274538020892170bace41cb083ce3a92e7
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    3/10
    • Target
      Language/Language_0414.ini
    • Size 5KB
    • SHA256 f7d995e5f2c355d7d760abc43616b4f584fe27e6324730b0363cfc28baedf2da
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    3/10
    • Target
      Language/Language_0804.ini
    • Size 5KB
    • SHA256 1a604c4378f3baad759fbbbd36f1fc51e8689a7ede3b0926f2c4709a6acc8f72
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    3/10
    • Target
      Language/Language_0814.ini
    • Size 5KB
    • SHA256 f7d995e5f2c355d7d760abc43616b4f584fe27e6324730b0363cfc28baedf2da
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    3/10
    • Target
      Language/Spanish.ini
    • Size 5KB
    • SHA256 657e24d400a0177df3e719e2b4fa111cb7959c38e8c08514aa401df3010d09ba
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    3/10
    • Target
      Resources/dialogIcon_001-hd.png
    • Size 4KB
    • SHA256 0bfdba64ba83d1edfdaa9dde08fa7310235a1d0ba3850534c1f31b91e68aaa8c
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    1/10
    • Target
      Resources/dialogIcon_001-uhd.png
    • Size 11KB
    • SHA256 061bee89f230e1edda4faac8ea21cbe69ea3520408bf9cf9d460a711d091a090
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    1/10
    • Target
      Resources/dialogIcon_001.png
    • Size 2KB
    • SHA256 a640af2d0e6d2e2d337aa9d70f28dd5e58126e5a7d38d95d9d86dfb4229a144d
    • MD5 SHA1 SHA512 TLSH
    Score
    1/10
    • Target
      Resources/dialogIcon_002-hd.png
    • Size 16KB
    • SHA256 109832b1a1d21880ac64fa3e15d8f3337a3628e8ee2adc54e88bf7d97c4387de
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    1/10
    • Target
      Resources/dialogIcon_002-uhd.png
    • Size 53KB
    • SHA256 687b88a0bbea3143c268ccae00b82720db647a118ab965a1cbf7e8471855cce3
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    1/10
    • Target
      Resources/dialogIcon_002.png
    • Size 5KB
    • SHA256 b99a837b6df37c6b929a2e60453aeb471bd7708c377ad7d129751fec754680ec
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    1/10
    • Target
      Resources/dialogIcon_003-hd.png
    • Size 10KB
    • SHA256 c3e1925a34e3a7c047298621f86c2588d968d9af94c29e48a5788e7de46885e6
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    1/10
    • Target
      Resources/dialogIcon_003-uhd.png
    • Size 30KB
    • SHA256 3c31ea022d4433076ac9beb96c9111edb6922606b46a26f62746d23a3544e656
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    1/10
    • Target
      Resources/dialogIcon_003.png
    • Size 4KB
    • SHA256 7d824763e550439682ec13be28f17cbc7273ea93aa0d7bccf5ff169bf1caa68e
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    1/10
    • Target
      Resources/dialogIcon_004-hd.png
    • Size 9KB
    • SHA256 fee6095eb8f0caef99516a7ec591e50d7148447c2a6cac7d32a4fe85839487ec
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    1/10
    • Target
      Resources/dialogIcon_004-uhd.png
    • Size 51KB
    • SHA256 53e5d7761e66342589a255e2c3707ae6b017566148fd28ef5ad065011bb71e68
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    1/10
    • Target
      Resources/dialogIcon_004.png
    • Size 4KB
    • SHA256 1097bcdca0c435bb18b27bcd544af20531c876a178ea125068372b573f578e70
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    1/10
    • Target
      Resources/dialogIcon_005-hd.png
    • Size 7KB
    • SHA256 3439bbf63e1373bcedfd5764acf30c35071d006cb40a3c06c0329d6261d4c9df
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    1/10
    • Target
      Resources/dialogIcon_005-uhd.png
    • Size 19KB
    • SHA256 e3d8a8eacb6c1a886ba28b90d025d6be7235112a818f2b56be5ec8087eefa4ca
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    1/10
    • Target
      Resources/dialogIcon_005.png
    • Size 3KB
    • SHA256 aa3da6cd0054e2c824fbed731e996bf13d28a2d2b8065cefd1dfd3527258fb51
    • MD5 SHA1 SHA512 TLSH
    Score
    1/10
    • Target
      Resources/dialogIcon_006-hd.png
    • Size 5KB
    • SHA256 fbcca6344e15b9ed2ca29f046a91f4f68d0fa5cf516254d9a5c09bd85dc83660
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    1/10
    • Target
      Resources/dialogIcon_006-uhd.png
    • Size 15KB
    • SHA256 78b4c84561ac1c56a15bbefd52697680d5e56a3b3ef4c5c01525b6e2d6140bb1
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    1/10
    • Target
      Resources/dialogIcon_006.png
    • Size 2KB
    • SHA256 840ad77a398974d86b41d3278cab7c0ce3625c10a279cb289e4e93e9b3aa549d
    • MD5 SHA1 SHA512 TLSH
    Score
    1/10
    • Target
      Resources/dialogIcon_007-hd.png
    • Size 4KB
    • SHA256 aed4def7bc549aa1c46442397830ff4697d706adf61f8fb3474ac1a0bb4731ce
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    1/10
    • Target
      Resources/dialogIcon_007-uhd.png
    • Size 12KB
    • SHA256 a615ab79cec363a935297a9d8ec4fb1ce62aff1e0a0a670fb594cdda8c9eea27
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    1/10
    • Target
      WildForest.installer.exe
    • Size 1.0MB
    • SHA256 d190887c4d0d3653a79252bd757fee12c2bcf50c4783ff4658af62f05487983c
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Family: Quasar RAT

      Quasar is an open source Remote Access Tool.

    • PulsaRAT library module

      Core component of the PulsaRAT remote access trojan, implementing its command protocol for hidden remote desktop, UAC bypass, persistence, and credential theft.

    • Quasar payload

    • Sets file to hidden

      Modifies file attributes to stop it showing in Explorer etc.

    • Adds Run key to start application

    • Deobfuscate/Decode Files or Information

      Payload decoded via CertUtil.

    • Executes a VBScript file via the Windows Script Host.

MITRE ATT&CK Enterprise v16

Tasks

static1

Score
3/10

behavioral1

Score
1/10

behavioral2

execution
Score
3/10

behavioral3

execution
Score
3/10

behavioral4

execution
Score
3/10

behavioral5

execution
Score
3/10

behavioral6

execution
Score
3/10

behavioral7

execution
Score
3/10

behavioral8

execution
Score
3/10

behavioral9

execution
Score
3/10

behavioral10

execution
Score
3/10

behavioral11

execution
Score
3/10

behavioral12

Score
1/10

behavioral13

Score
1/10

behavioral14

Score
1/10

behavioral15

Score
1/10

behavioral16

Score
1/10

behavioral17

Score
1/10

behavioral18

Score
1/10

behavioral19

Score
1/10

behavioral20

Score
1/10

behavioral21

Score
1/10

behavioral22

Score
1/10

behavioral23

Score
1/10

behavioral24

Score
1/10

behavioral25

Score
1/10

behavioral26

Score
1/10

behavioral27

Score
1/10

behavioral28

Score
1/10

behavioral29

Score
1/10

behavioral30

Score
1/10

behavioral31

Score
1/10

behavioral32

defense_evasionexecutionquasarmodulepersistenceratspywaretrojan
Score
10/10